Stop using layout(tracked) in .fp files

Change-Id: Ia202cad02b5977511b1b9b36fdf8dcbc8b8058d7
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/409776
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
12 files changed